These Proform extruded aluminum roller rocker arms will help rid your engine of internal friction. They feature a race-proven, full needle-bearing fulcrum and roller tip. And they not only unleash horsepower, but they also lengthen valvetrain component life and reduce wear and tear on valve stem tips. These rockers are precision-machined to ensure consistency and ratio accuracy, and they have a great looking blue anodized finish.
Specs: Application: Chevy small block Gen I/II 305-350 C.I.D. V8
Rocker Arm Mounting Style: Stud Rocker Arm Ratio: 1.6 Rocker Arm Style: Full roller Stud Size: 3/8 in. Shims Included: No Rocker Arm Material: Aluminum Self-Aligning: Yes Rocker Arm Body Style: Narrow Rocker Arm Nut Style: Polylock Slot Width (in): 0.600 in. Maximum Spring Diameter (in): 1.500 in. Rocker Arm Finish: Blue anodized Quantity: Sold as a set of 16.
